Automotive electrical systems
More informationAt Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.
Make
Category
Subcategory
Condition
In Stock
Price
Part no. A1699000300-1
Door Module Mercedes W169 W245 Front Left N/S Control Unit A1699000300
Product currently unavailable
Part no. A2229006008
Mercedes W205 W217 W222 Tailgate Trunk Control Module Unit A2229006008
Product currently unavailable
Part no. A1699002100
Mercedes W245 Head Unit Radio CD Media Player Telephone Unit A1699002100
Product currently unavailable
Part no. 3455534
BMW Mini Cooper One R57 High PL3 SPEG DC/DC H5 Fuse Distribution Box 3455534
Product currently unavailable
-15%
Part no. 9253636
Air Module BMW F10 F11 F13 X3 F25 ECU Control Unit Controller 9253636
Product currently unavailable
Part no. A2115459001
Fuse Box Mercedes W211 W219 Junction Relay Control Unit Module SAM A2115459001
Product currently unavailable
Part no. 6906621-1
BMW E87 E90 E91 E92 E93 Fuse Box Power Distribution Front 6906621
Product currently unavailable
Part no. 6989156
BMW E65 E66 E67 Rear Bumper PDC Ultrasonic Sensor Titan Silver
Product currently unavailable
-15%
Part no. 9229878
BMW E91 LCI ECU Body Control Module Junction Box H2 9229878
Product currently unavailable
Part no. 7346699
BMW 3 4 Series F30 F82 M4 Carrier Mount Holder Backrest Left N/S 7346699
Product currently unavailable
-5%
Part no. 4G8959793E
Audi A6 C7 Front Door Control Module Unit ECU Driver's Side 4G8959793E
Product currently unavailable
Part no. A1715451301-1
Mercedes SLK R171 Roadster Fuse Box Control Unit SAM Module Relay A1715451301
Product currently unavailable
Part no. A2059004236
Mercedes W205 Harman Radio Stereo CD Player Audio Sat Head Unit A2059004236
Product currently unavailable
-15%
Part no. A6394408637
Mercedes W639 Rear Bumper PDC Wiring Parking Sensor Loom Harness A6394408637
Product currently unavailable
Part no. 3457031-1
Mini Countryman R60 Footwell Light Module High EKS ECU PL3 FRM3R 3457031
Product currently unavailable
Part no. 1092349
BMW E39 E65 E66 E53 Air Suspension Compressor Supply Device Pump
Product currently unavailable
Part no. 8E9035223D
Audi A4 B7 Audio Radio Aerial Amplifier Control Unit Harman Becker 8E9035223D
Product currently unavailable
Part no. 3404171
BMW X3 E83 Steering Control Module Unit Servo SVT Servotronic 3404171
Product currently unavailable
-40%
Part no. 7812502-1
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7812502 + CAS3 + Key Manual
Product currently unavailable
Part no. 1508931
Mini Cooper S R53 Positive Battery Cable Plus Pole Wire 1508931
Product currently unavailable
-5%
Part no. A1635401630
Mercedes-Benz M ML W163 Battery Positive Plus Terminal Lead Cable A1635401630
Product currently unavailable
Part no. A1699000100
Mercedes-Benz A B W169 W245 Front Left Door N/S Control Unit Module A1699000100
Product currently unavailable
Part no. 9151341
Battery Cable BMW F12 F13 Underfloor Positive Plus Lead Wiring Harness 9151341
Product currently unavailable
Part no. 7811701-3
BMW E81 E87 LCI E90 118d 318d N47 Diesel ECU KIT DDE 7811701 CAS3 + Key Manual
Product currently unavailable
Part no. A1561540102
Mercedes W204 C63 AMG M156 Engine Alternator Generator BOSCH 180A A1561540102
Product currently unavailable
Part no. CC1T12B637BAE
Ford Transit MK7 Diesel Engine Wiring Cable Harness CC1T-12B637-BAE
Product currently unavailable
Part no. A2129003314
Mercedes W204 Front Fuse Box Relay Control Unit SAM Module A2129003314
Product currently unavailable
Part no. 9119707
BMW E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 9119707
Product currently unavailable
Part no. 6868873
Suspension Control Module BMW X5 F15 F20 F30 VDC Unit 6868873
Product currently unavailable
-5%
Part no. 7787354
BMW X3 E46 E60 LCI E83 E87 Starter Motor 2.0KW Diesel M47N2 7787354
Product currently unavailable
Part no. A1635460141
Mercedes-Benz M ML W163 Battery Positive Cable Wiring Connector A1635400269
Product currently unavailable
Part no. 9361145
Mini Cooper One R55 R56 R57 LCI R58 R59 CHAMP 2 Navigation 9361145
Product currently unavailable
Part no. 6973114
BMW E81 E87 E90 E91 E92 LCI Parking Control Module Unit PDC 6973114
Product currently unavailable
Part no. 1K0959433BT
VW Golf 5 Body Control Comfort Unit Module BCM Convenience Unit ECU 1K0959433BT
Product currently unavailable
Part no. 284B18533R
Renault Trafic 3 Vauxhall Vivaro B Body Control Module ECU BCM T4 L4 284B18533R
Product currently unavailable
Part no. 9243211
Central Gateway Module BMW F10 F11 ECU Control Unit Lear ZGW-02 Mid 9243211
Product currently unavailable
Part no. 6965406
Hands Free Control BMW E81 E87 E90 Electronics Charging Module MULF 6965406
Product currently unavailable
Part no. 7447895
Fuel Pump Module BMW F20 F21 F30 F31 N13 Petrol Control Unit 7447895
Product currently unavailable
Part no. 9166708
BMW E90 Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
Product currently unavailable
Part no. 4L0907553E
Audi Q7 4L Air Suspension Adjustment Module Control Unit 4L0907553E
Product currently unavailable
Part no. A2128702951-1
Control Panel Mercedes W212 Comand Navi CD Switch Push-Button A2128702951
Product currently unavailable
Part no. A6519003203-3
Mercedes W906 313 CDI OM651.955 129HP Diesel Engine ECU Kit A6519003203 Manual
Product currently unavailable
Part no. A2105451303
Mercedes-Benz E-Class W210 Positive Plus Cable Wiring Cover Cap A2105451303
Product currently unavailable
Part no. 1K0907530AD
VW Volkswagen Golf 6 Gateway Control Unit Module ECU 1K0907530AD
Product currently unavailable
Part no. 4F0035053B
Audi A4 A5 A6 Q5 Q7 Radio Control Head Unit Harman Becker 4F0035053B
Product currently unavailable
Part no. 8073593
BMW F87 M2 N55 Engine Wiring Loom Harness Injection Valve Ignition 8073593
Product currently unavailable
Part no. 6765705
BMW E60 E81 E87 E90 E91 LCI Fuel Pump Module Control Unit ECU 6765705
Product currently unavailable
-5%
Part no. A0009003313
Adblue Module Mercedes W205 W222 W253 Exhaust Gas Control Unit ECU A0009003313
Product currently unavailable
Part no. A2515454132
Mercedes W164 W251 Air Suspension Level Control Unit Module Airmatic A2515454132
Product currently unavailable
Part no. 7641003-3
Mini Cooper S R55 R56 R57 N14 1.6 ECU Basic Control Unit DME 7641003 Manual
Product currently unavailable
Part no. 5M0909606A
VW Volkswagen Touran 1T Airbag Side Impact Crash Sensor Air Bag 5M0909606A
Product currently unavailable
Part no. 9226347-1
BMW E81 E90 LCI Business System Car Infotaiment CD Player Head Unit CIC 9226347
Product currently unavailable
Part no. 7557809-2
BMW E87 E90 116i 316i Petrol Engine N45 ECU Kit DME 7557809 + CAS2 + Key Manual
Product currently unavailable
Part no. 7457871
BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7457871
Product currently unavailable
Part no. A1685403706
Mercedes-Benz A-Class W168 M166 Engine Wiring Harness Loom Cable A1685403706
Product currently unavailable
Part no. 7541009
BMW 3 Series E90 E90N E91 E91N E92 E92N E93 LCI NOX Wiring Loom Cable 7541009
Product currently unavailable
Part no. 3456051-4
Mini Cooper R56 Footwell Light Module High EKS ECU PL3 FRM3R 3456051
Product currently unavailable
Part no. 6911838
BMW 5 X3 X5 Series E53 E60 E61 E83 PDC Parking Sensor Ultrasonic Schwarz Black
Product currently unavailable
Part no. 7570253
MINI Cooper S R52 R53 Automatic Gearbox Basic Control Unit Module EGS 7570253
Product currently unavailable
Part no. 8510832-2
BMW E90 E91 LCI N47N 318d 143HP Engine ECU Kit DDE 8510832 CAS3 + Key Manual
Product currently unavailable
Part no. 6929148
BMW E63 E64 Front Bumper PDC Loom Cables Wiring Set 6929148
Product currently unavailable
Part no. A2479061803
Mercedes W177 W247 Battery Fuse Box Positive Distribution Terminal A2479061803
Product currently unavailable
Part no. 6070190091
BMW 5 Series E60 E61 PDC Parking Ultrasonic Sensor 6070190091
Product currently unavailable
Part no. 985106142R
Renault Trafic 3 Vauxhall Vivaro B Airbag Module Air Bag Unit ECU 985106142R
Product currently unavailable
Part no. A9064461142
Air Module Mercedes W639 W906 Control Unit ECU A9064461142
Product currently unavailable
Part no. 117103585R
Renault Master III DCI Alternator Support Bracket Mount 117103585R
Product currently unavailable
Part no. 9264577
BMW 3 E91 ECU Body Control Module Junction Box M PL2RR JBBFE IIIR 9264577
Product currently unavailable
Part no. 1C0909605P
Volkswagen Fox 5Z Air Module Control Unit ECU Module 1C0909605K
Product currently unavailable
Part no. 4G0035056
Audi A4 B8 Sat Nav Multimedia DAB Radio Control Head Unit 4G0035056
Product currently unavailable
Part no. 9257162
GPS Module BMW E81 E87 E90 E91 LCI Combox Telematics Control Unit 9257162
Product currently unavailable
Part no. 9119707-1
BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 9119707
Product currently unavailable
Part no. 7600562
BMW Mini Cooper S R55 R56 Automatic Gearbox ECU Control Unit EGS Module 7600562
Product currently unavailable
-15%
Part no. A6511500156
Engine Wiring Mercedes W204 OM651 Diesel Harness Loom Cable A6511500156
Product currently unavailable
-5%
Part no. 5DV-008-290-00
Mercedes W211 Xenon Headlight Level Control Module 5DV 008 290-00
Product currently unavailable
Part no. 8586536-7
BMW F07 GT F10 F11 535d F13 640d LCI N57Z 313HP Engine ECU DDE 8586536 Automatic
Product currently unavailable
Part no. A1729015805
Mercedes SLK R172 Airbag Module SRS Control Unit ECU A1729015805
Product currently unavailable
Part no. 6944844
BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 DELPHI 6944844
Product currently unavailable
Part no. 9187544
BMW E91 LCI ECU Body Control Module H4 PL2 JBBFE Junction Box 9187544
Product currently unavailable
Part no. 4G0907697F
Audi TT FV LED Headlight Ballast Module Daytime Running Lights Unit 4G0907697H
Product currently unavailable
Part no. 9240226
BMW F10 F11 Front Bumper PDC Wiring Loom Electrical Cable Harness 9240226
Product currently unavailable
Part no. 5Q0959655D
Volkswagen Golf Mk7 Air Module Control Unit ECU 5Q0959655M
Product currently unavailable
Part no. 6934846-1
BMW 3 Series E91 E91N LCI Antenna Amplifier Diversity Unit 868 MHZ 6934846
Product currently unavailable
Part no. A0999004101
Steering Lock Mercedes W176 W246 Control Unit Module VST A0999004101
Product currently unavailable
Part no. 7811702-6
BMW E81 E82 E87 LCI E88 N47S 123d 204HP Engine Unit ECU DDE Manual 7811702
Product currently unavailable
Part no. 6952986
BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6952986
Product currently unavailable
Part no. 7585950
Mini Cooper S R55 R56 Ignition Wiring Harness Injection Valve N14 7585950
Product currently unavailable
Part no. 6943062
BMW E60 E63 E64 LCI Body module ECU 61356943062 6943062
Product currently unavailable
Part no. 1423079
BMW 3 E36 316i M43 Engine Automatic Gearbox Control Unit EGS 1423079 1423000
Product currently unavailable
Part no. RHD-7807198
BMW 5 SERIES E60 E61 LCI 520d N47 Engine Wiring Loom Harness DDE Manual 7807198
Product currently unavailable
Part no. 4G1035192A
Audi A7 4G Multimedia CD Radio Control Head Unit 4G1035192A
Product currently unavailable
Part no. 3455701-1
BMW Mini Cooper Convertible R57 Footwell Light Module ECU PL3 FRM II 3455701
Product currently unavailable
Part no. A2035450403
Mercedes-Benz C CLK Class W203 C209 Fuse Box Cover Engine A2035450403
Product currently unavailable
Part no. 9120773
BMW E60 E61 Doors Wiring Loom Harness Co-Drivers Passengers Side 9120773
Product currently unavailable
Part no. 7607685
Mini One R56 LCI R60 N16 98HP Petrol Engine ECU DME 7607685 Control Unit Manual
Product currently unavailable
-5%
Part no. 90226846
Vauxhall Opel Relay 4-Pin Tyco Unit Yellow 90226846
Product currently unavailable
-15%
Part no. 9249080-1
BMW E87 LCI Footwell Light Control Unit Module ECU Lear FRM3R PL2 9249080
Product currently unavailable
Part no. A9064461542
Air Module Mercedes Vito W639 Sprinter W906 Control Unit ECU Sensor A9064461542
Product currently unavailable
Part no. 7798006-2
BMW E60 E61 LCI E81 E82 E84 E87 LCI E90 E91 N47 Diesel Starter Motor 7798006
Product currently unavailable
Part no. 9331211
BMW F20 F21 Radio BMW Professional CD DAB Player Controller F21 F22 F30 9331211
Product currently unavailable
Key components of vehicle electrical systems
Original electrical parts for popular car brands
A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.
How does a car's electrical system work?
A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:
- Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
- Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
- Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
- Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
- Starters – Key components of the starting system that enable the engine to be started.
- Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
- Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
- Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
- Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
- Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.
Key technical parameters of electrical systems
Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.
Why is it worth taking care of your car's electrical system?
Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:
- Problems starting the engine.
- Failure of safety systems such as ABS or airbags.
- Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.
Symptoms of electrical system disruptions
In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:
| Symptom | Possible cause | Item to check |
|---|---|---|
| Difficulty starting the engine | Worn out starter or battery | Starter motor, battery |
| Dimming the lights | Inefficient alternator | Alternator, voltage regulator |
| Electric windows not working | Damaged relays or harness | Relays, wires |
How to choose the right parts for your electrical system?
When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:
- Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
- Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
- Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.
Compatibility and fit
The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.
Why choose used electrical parts?
Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?
- Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
- Ecology – You support recycling and reduce waste by choosing used car parts .
- Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.
How to take care of your car's electrical system?
To ensure your electrical system operates reliably for years, it is worth remembering a few rules:
- Regularly check the battery condition and charge level.
- Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
- Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.
Step-by-step control procedures
- Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
- Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
- Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
- If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.
FAQ - Frequently asked questions about electrical systems in cars
| Question | Answer |
|---|---|
| What is a car electrical system? | This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia. |
| What is an alternator for in a car? | The alternator generates electrical current when the engine is running and charges the battery. |
| What is the difference between a starter and an alternator? | The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving. |
| How to check if the battery is working? | Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking. |
| What are the most common symptoms of car electrical failure? | Problems starting the engine, flashing warning lights, power windows not working or dimming lights. |
| Do electrical parts from one model fit another? | Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility. |
| How often should you check your electrical system? | It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip. |
Summary: Automotive electrical systems at Global Parts Automotive Store
Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .